package main

import "fmt"

func main() {
	var str = "你好golang"

	//for k, v := range str {
	//	fmt.Printf("key=%v val=%c \n", k, v)
	//}

	for k, v := range str {
		fmt.Printf("k:%d,v:%c\n", k, v)
	}

	//var arr = []string{"php", "java", "node", "golang"}
	//for _, v := range arr {
	//	fmt.Println(v)
	//}

}
